Koma, Cosmos Serpent (Commander) - Optimized

Koma, Cosmos Serpent
222 decks (0.003%) Rank #284
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Arnaud Gompertz
Aug 6, 2025
Arnaud Gompertz
Can You Build Simic in Commander Without... Going Simic?
Can you go Simic without doing the Simic stuff that everyone dreads? Yes you can! Arnaud is here with some uncanny Commander deck ideas.
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Instants
Sorceries
Utility Artifacts
Enchantments
Planeswalkers
Utility Lands
Mana Artifacts
Lands
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Evendo, Waking Haven
17% of 65 decks +13% synergy
Chameleon, Master of Disguise
14% of 7 decks +14% synergy
Moonlit Meditation
8% of 62 decks +7% synergy
Impostor Syndrome
8% of 13 decks +7% synergy
Starwinder
7% of 61 decks +0% synergy
High Synergy Cards
Adrix and Nev, Twincasters
82% of 222 decks +73% synergy
Parallel Lives
72% of 222 decks +66% synergy
Spark Double
74% of 222 decks +64% synergy
Sakashima of a Thousand Faces
69% of 222 decks +64% synergy
Elemental Bond
69% of 222 decks +64% synergy
Whelming Wave
67% of 222 decks +55% synergy
Doubling Season
61% of 222 decks +51% synergy
Sakashima the Impostor
53% of 222 decks +50% synergy
Serpent of Yawning Depths
57% of 222 decks +50% synergy
Mana Drain
62% of 222 decks +46% synergy
Top Cards
Counterspell
77% of 222 decks +27% synergy
Cultivate
74% of 222 decks +26% synergy
Birds of Paradise
68% of 222 decks +40% synergy
Kodama's Reach
67% of 222 decks +29% synergy
Heroic Intervention
67% of 222 decks +37% synergy
Beast Within
64% of 222 decks +13% synergy
Nature's Lore
64% of 222 decks +33% synergy
Three Visits
60% of 222 decks +37% synergy
Rampant Growth
59% of 222 decks +18% synergy
Koma, World-Eater
58% of 217 decks +44% synergy
Game Changers
Cyclonic Rift
79% of 222 decks +52% synergy
Rhystic Study
77% of 222 decks +54% synergy
Fierce Guardianship
67% of 222 decks +49% synergy
Seedborn Muse
46% of 222 decks +31% synergy
Worldly Tutor
44% of 222 decks +28% synergy
Mystical Tutor
42% of 222 decks +32% synergy
Force of Will
41% of 222 decks +31% synergy
Consecrated Sphinx
36% of 222 decks +27% synergy
Ancient Tomb
34% of 222 decks +24% synergy
Mana Vault
22% of 222 decks +15% synergy
Creatures
Craterhoof Behemoth
51% of 222 decks +42% synergy
Aesi, Tyrant of Gyre Strait
50% of 222 decks +33% synergy
Llanowar Elves
49% of 222 decks +21% synergy
Junk Winder
45% of 222 decks +39% synergy
Spawning Kraken
45% of 222 decks +38% synergy
Elvish Mystic
44% of 222 decks +20% synergy
Roaming Throne
33% of 222 decks +25% synergy
Eternal Witness
32% of 222 decks +11% synergy
Fyndhorn Elves
32% of 222 decks +15% synergy
Ohran Frostfang
32% of 222 decks +28% synergy
Tatyova, Benthic Druid
29% of 222 decks -2% synergy
Sakura-Tribe Elder
28% of 222 decks +9% synergy
Arixmethes, Slumbering Isle
27% of 222 decks +14% synergy
Enduring Vitality
25% of 220 decks +18% synergy
Murkfiend Liege
25% of 222 decks +9% synergy
Hullbreaker Horror
25% of 222 decks +7% synergy
Garruk's Packleader
23% of 222 decks +21% synergy
Delighted Halfling
21% of 222 decks +10% synergy
Fanatic of Rhonas
21% of 221 decks +15% synergy
Archetype of Imagination
17% of 222 decks +13% synergy
Azusa, Lost but Seeking
16% of 222 decks +2% synergy
Summon: Leviathan
15% of 126 decks +8% synergy
Slinn Voda, the Rising Deep
15% of 222 decks +8% synergy
Esix, Fractal Bloom
13% of 222 decks +9% synergy
Nezahal, Primal Tide
13% of 222 decks +2% synergy
Toski, Bearer of Secrets
13% of 222 decks +9% synergy
Saryth, the Viper's Fang
13% of 222 decks +11% synergy
Octomancer
12% of 221 decks +7% synergy
Kinnan, Bonder Prodigy
12% of 222 decks +9% synergy
Coiling Oracle
10% of 222 decks -3% synergy
Scute Swarm
10% of 222 decks -11% synergy
Circle of Dreams Druid
10% of 222 decks +7% synergy
Tireless Provisioner
10% of 222 decks -6% synergy
Uro, Titan of Nature's Wrath
10% of 222 decks +0% synergy
Enduring Curiosity
10% of 220 decks +6% synergy
Selvala, Heart of the Wilds
9% of 222 decks +6% synergy
Curiosity Crafter
9% of 222 decks +6% synergy
Lotus Cobra
9% of 222 decks -5% synergy
Avenger of Zendikar
9% of 222 decks -9% synergy
Glasspool Mimic
9% of 222 decks +5% synergy
Reclamation Sage
9% of 222 decks -6% synergy
Arbor Elf
8% of 222 decks +1% synergy
Vorinclex, Voice of Hunger
8% of 222 decks +5% synergy
Oracle of Mul Daya
8% of 222 decks -1% synergy
Inga and Esika
8% of 222 decks +5% synergy
Phyrexian Metamorph
8% of 222 decks -0% synergy
Dryad of the Ilysian Grove
8% of 222 decks -3% synergy
Hydroelectric Specimen
7% of 221 decks +1% synergy
Faerie Mastermind
7% of 222 decks +3% synergy
Rampaging Baloths
6% of 222 decks -11% synergy
Instants
Swan Song
54% of 222 decks +35% synergy
Pongify
47% of 222 decks +23% synergy
An Offer You Can't Refuse
43% of 222 decks +21% synergy
Growth Spiral
41% of 222 decks -4% synergy
Double Major
39% of 222 decks +31% synergy
Arcane Denial
37% of 222 decks +14% synergy
Negate
36% of 222 decks +10% synergy
Rapid Hybridization
36% of 222 decks +10% synergy
Force of Negation
29% of 222 decks +21% synergy
Second Harvest
29% of 222 decks +22% synergy
Return of the Wildspeaker
24% of 222 decks +14% synergy
Pact of Negation
24% of 222 decks +16% synergy
Krosan Grip
19% of 222 decks +11% synergy
Chord of Calling
19% of 222 decks +11% synergy
Sink into Stupor
18% of 221 decks +7% synergy
Nature's Claim
17% of 222 decks +7% synergy
Reality Shift
16% of 222 decks +2% synergy
Tamiyo's Safekeeping
15% of 222 decks +9% synergy
Brainstorm
14% of 222 decks -0% synergy
Archdruid's Charm
14% of 222 decks +8% synergy
Voidslime
14% of 222 decks +9% synergy
Planar Genesis
13% of 221 decks +2% synergy
Mystic Reflection
13% of 222 decks +10% synergy
Noxious Revival
12% of 222 decks +5% synergy
Strix Serenade
11% of 221 decks +7% synergy
Stubborn Denial
11% of 222 decks +9% synergy
Crop Rotation
11% of 222 decks -2% synergy
Harrow
11% of 222 decks -1% synergy
Force of Vigor
11% of 222 decks +6% synergy
Resculpt
10% of 222 decks +3% synergy
Muddle the Mixture
9% of 222 decks +4% synergy
Return to Nature
9% of 222 decks +3% synergy
Simic Charm
9% of 222 decks +0% synergy
Snakeskin Veil
7% of 222 decks +2% synergy
Tyvar's Stand
7% of 222 decks +4% synergy
Disallow
7% of 222 decks +5% synergy
Narset's Reversal
7% of 222 decks +5% synergy
Flusterstorm
7% of 222 decks +0% synergy
Collective Resistance
6% of 221 decks +3% synergy
Eureka Moment
6% of 222 decks -5% synergy
Legolas's Quick Reflexes
6% of 222 decks +4% synergy
Dispel
6% of 222 decks +1% synergy
Veil of Summer
5% of 222 decks -1% synergy
Sublime Epiphany
5% of 222 decks +3% synergy
Sorceries
Farseek
52% of 222 decks +28% synergy
Irenicus's Vile Duplication
50% of 222 decks +44% synergy
Skyshroud Claim
42% of 222 decks +33% synergy
Finale of Devastation
28% of 222 decks +16% synergy
Overwhelming Stampede
22% of 222 decks +9% synergy
Quantum Misalignment
22% of 222 decks +19% synergy
Triumph of the Hordes
19% of 222 decks +16% synergy
Bala Ged Recovery
17% of 222 decks +7% synergy
Explore
16% of 222 decks -4% synergy
Green Sun's Zenith
14% of 222 decks +5% synergy
Rite of Replication
14% of 222 decks +7% synergy
Sea Gate Restoration
14% of 222 decks +8% synergy
Migration Path
11% of 222 decks +7% synergy
Shamanic Revelation
9% of 222 decks +4% synergy
Rishkar's Expertise
9% of 222 decks +1% synergy
Distant Melody
9% of 222 decks +6% synergy
Explosive Vegetation
9% of 222 decks +3% synergy
Ponder
8% of 222 decks +0% synergy
Windfall
8% of 222 decks +3% synergy
Urban Evolution
7% of 222 decks -3% synergy
Regrowth
7% of 222 decks +3% synergy
Bridgeworks Battle
7% of 221 decks +2% synergy
Raise the Palisade
7% of 222 decks +0% synergy
Flare of Cultivation
6% of 221 decks +4% synergy
Curse of the Swine
6% of 222 decks -5% synergy
Expropriate
6% of 222 decks +5% synergy
Natural Order
6% of 222 decks +4% synergy
Harmonize
6% of 222 decks +0% synergy
Time Warp
5% of 222 decks +3% synergy
Into the North
5% of 222 decks +4% synergy
Last March of the Ents
5% of 222 decks +2% synergy
Utility Artifacts
Lightning Greaves
49% of 222 decks +27% synergy
Helm of the Host
41% of 222 decks +36% synergy
Swiftfoot Boots
37% of 222 decks +11% synergy
The One Ring
21% of 222 decks +14% synergy
Combine Chrysalis
15% of 222 decks +11% synergy
The Great Henge
14% of 222 decks +6% synergy
Emerald Medallion
13% of 222 decks +10% synergy
Mirror Box
12% of 222 decks +8% synergy
Sapphire Medallion
11% of 222 decks +8% synergy
Eldrazi Monument
10% of 222 decks +10% synergy
Banner of Kinship
8% of 217 decks +6% synergy
Idol of Oblivion
8% of 222 decks +4% synergy
Skullclamp
8% of 222 decks +6% synergy
Coat of Arms
7% of 222 decks +6% synergy
Winter Orb
7% of 222 decks +6% synergy
Static Orb
5% of 222 decks +5% synergy
Enchantments
Mystic Remora
50% of 222 decks +34% synergy
Tribute to the World Tree
49% of 222 decks +42% synergy
Sylvan Library
34% of 222 decks +25% synergy
Kindred Discovery
33% of 222 decks +23% synergy
Exploration
23% of 222 decks +9% synergy
Growing Rites of Itlimoc
22% of 222 decks +16% synergy
Cryptolith Rite
21% of 222 decks +18% synergy
Primal Vigor
16% of 222 decks +13% synergy
Wild Growth
16% of 222 decks +7% synergy
Utopia Sprawl
15% of 222 decks +9% synergy
Defense of the Heart
15% of 222 decks +13% synergy
Beastmaster Ascension
14% of 222 decks +10% synergy
Carpet of Flowers
13% of 222 decks +10% synergy
Garruk's Uprising
11% of 222 decks -4% synergy
Unnatural Growth
11% of 222 decks +8% synergy
Burgeoning
11% of 222 decks +4% synergy
Paradox Haze
11% of 222 decks +10% synergy
Kenrith's Transformation
9% of 222 decks +5% synergy
Propaganda
9% of 222 decks +2% synergy
Imprisoned in the Moon
8% of 222 decks +4% synergy
Dismiss into Dream
7% of 222 decks +7% synergy
Opposition
6% of 222 decks +5% synergy
Omniscience
5% of 222 decks +1% synergy
Asceticism
5% of 222 decks +2% synergy
Planeswalkers
Oko, Thief of Crowns
37% of 222 decks +30% synergy
Utility Lands
Reliquary Tower
65% of 222 decks +15% synergy
Boseiju, Who Endures
46% of 222 decks +24% synergy
Otawara, Soaring City
37% of 222 decks +18% synergy
Yavimaya, Cradle of Growth
34% of 222 decks +12% synergy
Command Beacon
26% of 222 decks +22% synergy
Three Tree City
23% of 221 decks +18% synergy
Gaea's Cradle
20% of 222 decks +13% synergy
Mystic Sanctuary
17% of 222 decks +4% synergy
Castle Garenbrig
17% of 222 decks +12% synergy
Temple of the False God
16% of 222 decks +1% synergy
Mistrise Village
14% of 174 decks +4% synergy
Rogue's Passage
13% of 222 decks -9% synergy
Mosswort Bridge
13% of 222 decks -4% synergy
Alchemist's Refuge
13% of 222 decks -5% synergy
Minamo, School at Water's Edge
8% of 222 decks +2% synergy
Urza's Saga
8% of 222 decks +2% synergy
Castle Vantress
7% of 222 decks +0% synergy
Shifting Woodland
7% of 221 decks -0% synergy
Restless Vinestalk
6% of 222 decks -0% synergy
Scavenger Grounds
6% of 222 decks +2% synergy
Dryad Arbor
6% of 222 decks -0% synergy
Strip Mine
5% of 222 decks +2% synergy
Mana Artifacts
Sol Ring
97% of 222 decks +16% synergy
Arcane Signet
85% of 222 decks +22% synergy
Thought Vessel
45% of 222 decks +25% synergy
Talisman of Curiosity
36% of 222 decks +15% synergy
Simic Signet
35% of 222 decks +2% synergy
Chrome Mox
14% of 222 decks +8% synergy
Fellwar Stone
11% of 222 decks +2% synergy
Lotus Petal
11% of 222 decks +4% synergy
Thran Dynamo
8% of 222 decks +6% synergy
Mox Diamond
7% of 222 decks +2% synergy
Basalt Monolith
6% of 222 decks -0% synergy
Lands
Island
93% of 222 decks -2% synergy
Forest
93% of 222 decks -2% synergy
Command Tower
93% of 222 decks +7% synergy
Breeding Pool
79% of 222 decks +35% synergy
Rejuvenating Springs
75% of 222 decks +31% synergy
Hinterland Harbor
72% of 222 decks +14% synergy
Yavimaya Coast
66% of 222 decks +14% synergy
Misty Rainforest
61% of 222 decks +30% synergy
Dreamroot Cascade
59% of 222 decks +19% synergy
Barkchannel Pathway
55% of 222 decks +34% synergy
Flooded Grove
46% of 222 decks +7% synergy
Simic Growth Chamber
41% of 222 decks -8% synergy
Waterlogged Grove
33% of 222 decks +13% synergy
Vineglimmer Snarl
32% of 222 decks -6% synergy
Temple of Mystery
28% of 222 decks -11% synergy
Tropical Island
27% of 222 decks +13% synergy
Hedge Maze
27% of 222 decks +7% synergy
Fabled Passage
26% of 222 decks +12% synergy
Exotic Orchard
23% of 222 decks -2% synergy
Willowrush Verge
22% of 214 decks +7% synergy
Botanical Sanctum
20% of 222 decks +8% synergy
Prismatic Vista
20% of 222 decks +13% synergy
Flooded Strand
18% of 222 decks +7% synergy
Sink into Stupor
18% of 221 decks +7% synergy
Windswept Heath
17% of 222 decks +7% synergy
Myriad Landscape
17% of 222 decks -6% synergy
Bala Ged Recovery
17% of 222 decks +7% synergy
Rimewood Falls
17% of 222 decks +7% synergy
Scalding Tarn
15% of 222 decks +5% synergy
Verdant Catacombs
15% of 222 decks +5% synergy
Sea Gate Restoration
14% of 222 decks +8% synergy
Polluted Delta
14% of 222 decks +3% synergy
Wooded Foothills
13% of 222 decks +4% synergy
Reflecting Pool
13% of 222 decks +9% synergy
Snow-Covered Forest
13% of 222 decks +6% synergy
Snow-Covered Island
12% of 222 decks +5% synergy
Thornwood Falls
12% of 222 decks -6% synergy
Tangled Islet
12% of 222 decks -5% synergy
Overflowing Basin
11% of 221 decks -8% synergy
City of Brass
11% of 222 decks +5% synergy
Mana Confluence
11% of 222 decks +5% synergy
Evolving Wilds
10% of 222 decks -15% synergy
Path of Ancestry
9% of 222 decks -9% synergy
Glasspool Mimic
9% of 222 decks +5% synergy
Terramorphic Expanse
8% of 222 decks -12% synergy
Gemstone Caverns
8% of 222 decks +2% synergy
Hydroelectric Specimen
7% of 221 decks +1% synergy
Cavern of Souls
7% of 222 decks +1% synergy
Bridgeworks Battle
7% of 221 decks +2% synergy
Littjara Mirrorlake
5% of 222 decks +1% synergy
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